drbg_hmac_update
return drbg_hmac_update(hmac, ent, ent_len, nonce, nonce_len, pstr,
return drbg_hmac_update(hmac, ent, ent_len, adin, adin_len, NULL, 0);
&& !drbg_hmac_update(hmac, adin, adin_len, NULL, 0, NULL, 0))
if (!drbg_hmac_update(hmac, adin, adin_len, NULL, 0, NULL, 0))